熱傳輸系數 的英文怎麼說

中文拼音 [zhuànshūshǔ]
熱傳輸系數 英文
heat transfer factor
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : 數副詞(屢次) frequently; repeatedly
  • 系數 : [數學] coefficient; ratio; modulus; quotient; factor
  1. Mensuration and analysis of the overall heat transfer coefficient in the weigang - jingmen oil pipeline

    魏荊油管道總測定與分析
  2. Determination of gross heat transfer factor for the buried pipeline

    埋地油管道總的測定
  3. Desplay = > contours = > wall fluxes = > surface heat transfer coef

    選擇有關的流-固表面即可顯示和
  4. How to combine advanced and high - efficient picture compress technology with the strong data processing ability of dsp to develop the practical wireless video transmission system, which the market can accept, is one of the current application hot points

    如何把dsp的強大的據處理能力和先進高效的圖像壓縮技術結合起來,開發出市場所能接受的實用的無線視頻統是當前的一個應用點。
  5. The type of wireless transmission detaches the part of data acquisition from the part of data processing in order to improve the monitor system upon the practicability and security for the person. the universal serial bus is a kind of newer bus interface ' s criterion than other buses in the computer ' s technology. in the design, the universal serial bus is used as the interface between the system and the computer that makes the design possess a lot of features, such as easy operation, plus and play, none of exter nal power, and need not to install

    無線方式將據採集部分與處理部分分開,提高了監護統的實用性和對人體的安全性;通用串列總線是一種較新穎的計算機總線介面規范,本統使用通用串列總線作為統與計算機的介面方式,使得本統具有操作簡便、體積小巧、即插即用、支持插拔、無須外接電源、使用無須安裝等特點。
  6. Thermal performance of building - transmission heat loss coefficient - calculation method

    建築物性能.力損失.計算方法
  7. Furthermore, we focus on the design of gamma - ray data acquisition system with universal serial bus interface ( usb ), which has the characteristics of lower power, real time and good performance, etc. there are some advantages compared with existing gamma - ray data acquisition system : ( 1 ) usb is used for communication interface. the benefits of usb are taken advantage of

    與國內外現有的譜據採集統相比,本論文研究成果具有以下特色和創新: ( 1 )通信介面採用usb總線介面,充分利用usb技術的優點,提高了據的速度和可靠性,並實現「拔插」和「即插即用」 。
  8. Based on unsymmetrical heat environment, boresight error, boresight error slope and transmission coefficient of a specific shape radome have been calculated with indirect ray method

    在不對稱環境的基礎上,採用間接射線法計算天線罩瞄準誤差、瞄準誤差斜率及功率
  9. With the rising of the integration of corporation information system and the construction of corporation electronic business, the data communication > formatting -. individuation and transportation, which are based on the internet, has become a hot point. report serves as an important information carrier in the system, and it has a very important effect

    隨著企業信息統集成與企業電子商務統建設的興起,基於internet的據共享、格式化、個性化及日益成為業界研究的點,報表作為一種重要的信息載體在統中有著及其重要的作用,而報表生成統作為開發工具的重要組成部分也越來越為軟體開發者關注與研究。
  10. On the basis of above theoretical derivation and analysis on experimental results, by correlating solvent ( water ) transfer with solute ( salt ) transfer on hot side and correlating mass transfer with heat transfer during vmd and introducing a contribution coefficient which can reflect the characteristics of mass transfer through membrane, a new model of mixed flow is presented

    在上述理論推導及實驗分析的基礎上,本文將側溶劑與溶質、膜蒸餾過程與質量相關聯,並引入一個能夠反映膜內質量特徵的「貢獻」 ,將努森流模型與粘性流模型結合起來,從而提出了新的混合流模型。
  11. The solid reaction synthetic process, sintering properties and phase composition of the lsgm samples are investigated by tg - dta, sem, xrd and the archimedes method. the results reveal that the sintering technology generated significant influence on the sintering properties of the lsgm samples. the optimum synthesis parameters to prepare lsgm electrolyte with a pure perovskite - type structure were ascertained ; the sintering temperature and chemical constitution contributed greatly to the phase composition, the solid solubility limit of lsgm electrolyte increased with increasing of the sintering temperature, and we made lsgm electrolyte of single - perovskite structure above 1400 #

    本文採用改進埋燒法制備出la _ ( 0 . 8 ) sr _ ( 0 . 2 ) ga _ ( 1 - y ) mg _ yo _ 3 ( lsgm )電解質,對制備方法與工藝參、材料結構、電學性能以及學性能進行了研究,分析了組成、結構與導電性能的關,探討了離子機制,其目的在於為該類離子導體的進一步研究和應用提供實驗和理論依據。
  12. In the paper, the transmission power of section constituted by the assigned branch is seen as objective function, assigning the adjustable generators both in sending system and receiving system, assigning the faults set, including the constraint conditions such as the differences between the angles of rotor and the inertia center angel of the whole system, the thermal stability of branch and node voltage, obtaining the results by using interior - point solution and line - predominant jordan

    本文提出的考慮暫態穩定約束的可用電能力演算法是以指定線路組成的斷面的功率為目標函,指定送端統和受端統中參考調節的發電機,指定故障集情況下,以發電機轉子相對全統慣性中心的角度差、線路穩定、節點電壓等構成約束條件,採用內點法和行主元約當逐行消去法求解問題的最優解。
  13. Based on the analysis of gas - solid multiphase catalytic reaction, the chemical reaction model is established. when the reaction is controlled by the chemical dynamic, the reaction rate is introduced by consideration of the adsorption and desorption effects. when the reaction is controlled by mass transfer, the diffusion coefficient is established which can present the flow rate increases in small reynolds domain ; for the internal diffusion, the internal diffusion coefficient is derived, and then the internal diffusion is coupled with chemical reaction to represent the phenomenon that the diffusion and the chemical reaction occur cocurrently

    本文在考慮催化轉化器載體內發生的質現象的基礎上,建立了催化轉化器的一維單孔道和三維多孔道質模型;在分析載體內以氣-固多相催化反應為特點的工作機理的基礎上,建立了催化轉化器的化學反應模型:當催化轉化處于化學動力學控制區時,引入了考慮吸附、表面反應和脫附的表面化學反應速率公式,當催化轉化處于質量運控制區時,引入了決定外擴散能力的擴散公式和和決定內擴散速率的內擴散公式,並與化學反應速率相耦合,得出由擴散過程決定的化學反應速率公式。
  14. High - speed data transfer technique is one of the key hotspot aspects in modern communication system

    高速處理技術是現代通信統研究的主要新點方向之一。
  15. 3, carry out detailed numerical simulation and analysis for heat extraction of deep - seated hdr based on the tengcong prefecture, reach the major variety rule of rock mass stress, temperature, fracture width depending on the heat extraction. ( 1 ) in the hot dry rock geotherraal energy extraction system, transportation of energy and flow of water arise mainly through the fracture, the lower temperature water attain the high temperature from the injection well to production well through conduction convection and take away the thermal from wall rock

    3 、認真地對騰沖高溫巖體地開發進行了值模擬計算和分析,得出了地開發過程中巖體應力、溫度以及裂縫寬度隨地提取的變化規律等重要結論: ( 1 )在高溫巖體地開發統中,能量的運移、送與水的流動主要通過裂縫面發生,注入的低溫水在流到生產井的過程中,發生導、對流、吸收圍巖量,達到升溫的目的。
  16. This experiment include many contents, in a word, that is summer condition experiment, winter condition experiment > summer - winter transition condition experiment and winter - summer transition condition experiment, furthermore summer condition experiment still include flux changing experiment and winter condition experiment still include thermal balance experiment this article dealt with the data of the test, calculating out energy absorbing ( energy discharging ) of buried pipe in winter condition ( summer condition ), input power of heat pump x heat exchanging of piece buried pipe length x co - efficiency performance ? op ( energy efficiency rate ? er ) and average heat exchanging coefficient ; in additiont this article compares the inlet water temperature and outlet water temperature of underground the first layer and the second layer buried pipe when heat pump was running, the results are that the heat exchanging ability of the second layer buried pipe outgos the first layer buried pipe, and heat exchanging is more stable ; and still analyse earth temperature resuming in the transition season. the results are earth temperature resume fast in the first week when the heat pump runs off

    本文測試內容相當多,概括地說就是四個工況的測試,即夏季製冷工況的測試、冬季供工況的測試、夏?冬過渡季測試和冬?夏過渡季測試;另外在夏季工況的測試中還進行了變流量測試,在冬季工況的測試中還進行了平衡測試。本文對測試據進行了處理,計算出了冬(夏)季工況埋管吸(放)量、泵空調器供量(製冷量) 、泵空調器入功率、埋管單位管長換量、供性能(製冷能效比)和平均等;另外,還比較了泵運行時地下一二層埋管進出水溫度變化情形,得出地下二層埋管換能力優于地下一層埋管,且換很穩定;並分析了過渡季地下一二層埋管溫度恢復情形,得出統停機一周內地溫恢復特別快。
  17. Thus clean factor has good adaptability to boiler load, coal quality, excess air coefficient, working medium flow, and boiler efficiency etc. the calculated result gained by inputting the data of history database of the object boiler validates the correctness and adaptability to boiler load of clean factor model

    基於穩態的清潔因子灰污監測模型,對鍋爐負荷、燃煤品質、過量空氣、各類工質流量、燃煤量和鍋爐效率等的波動變化有很好的適應性。以北侖電廠1 #爐歷史庫中據為據,驗證了清潔因子模型的正確性和對穩定負荷的適應性。
  18. In this paper, firstly, monolithic materials cosb3 and bi2te3 were prepared by sparkle plasma sintering ( sps ) respectively, and at the same time the microstructure of cosb3 and bi2te3 were studied by sem ; the seebeck coefficients and electrical conductivities of monolithic materials were measured by standard - four - probe method ( ulvac zem - 700 ) in a he atmosphere simultaneously, and their thermal conductivities were investigated by laser flash method ( tc - 7000 ) in vacuum. secondly, the junction temperature of graded bi2te3 / cosb3 thermoelectric materials was optimized based on the thermoelectric transport properties of monolithic materials, also when graded materials were used in the temperature difference ranging from 300k to 800k, the length ratio of monolithic materials cosb3 and bi2te3 were optimized in theory. thirdly, graded bi2te3 / cosb3 thermoelectric materials were prepared by two - step sps sintering, and the relationship between its average seebeck coefficients and temperature were calculated by theory mo del

    均質材料cosb _ 3和bi _ 2te _ 3的電導率和seebeck採用標準四端子法于he氣氛下在zem - 1上同時進行測量;導率採用激光微擾法( tc - 7000 )于真空狀態下進行測量;其次,在對均質材料cosb _ 3和bi _ 2te _ 3特性研究的基礎上,對結構梯度bi _ 2te _ 3 cosb _ 3電材料的界面溫度進行了優化;為了使結構梯度bi _ 2te _ 3 cosb _ 3電材料在300k至800k的溫度范圍內具有最佳的電性能,本研究同時對梯度結構電材料當中均質材料cosb _ 3和bi _ 2te _ 3材料的長度進行了優化設計;第三,通過兩步放電等離子燒結的方法制備出了結構梯度bi _ 2te _ 3 cosb _ 3電材料;採用理論計算的方法研究了梯度結構電材料平均seebeck和溫度的關;同時為了驗證設計的結果,本論文對結構梯度bi _ 2te _ 3 cosb _ 3電材料的開路出電壓和端溫度之間的關及梯度材料在300k至800k的溫度范圍內使用時的功率出進行了相應的研究。
  19. The numerical simulation result obtained by taking the dimensionless mass transfer coefficient as the input parameter of the mathematical model is consistent with the 73 groups of the experimental data and the discrepancies of the enthalpy efficiency and regenerative efficiency are mainly within 15 %

    以實驗得到的量綱一作為學模型的入條件,值計算結果與73組實驗據吻合很好,全效率和再生效率的偏差均集中在15 %以內。
  20. The theoretical analysis of large cryocondensation pump for nbi was mainly concerned. this paper emphasized on analyzing and calculating the heat load of cryocondensation pump, simulating thermal transmission coefficient and molecule transmission coefficient of radiation baffle according to monte carlo method, analyzing the process on cryo - surface and the factor of affecting pumping speed and hydrogen layer thickness of influencing cryo - parameter, etc. finally by verifying the pumping speed on large cryocondensation pump for neutral beam injection system, the pumping speed of 4. 0x105l / s ( for h2 ) was proven to be reasonable

    本文首先介紹了中性束注入統的國內外發展狀況,闡述了中科院等離子體所ht - 7中性束注入統的構成,主要對用於中性束注入統的大型低溫冷凝泵的特性進行了理論分析;對冷凝抽氣面的負載進行了分析計算;用蒙特卡羅法對輻射擋板的分子幾率與幾率進行了模擬計算;研究了低溫表面的處理方法對抽速的影響以及氫層厚度對各低溫參的影響;最後對用於中性束注入統的大型低溫冷凝泵的抽速進行了驗證,得出的結論是:選取40萬升秒的抽速是合理的。
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